body {
    font-family: "SimSun", sans-serif;
    background: url('hzu.jpg') no-repeat center center fixed;
    background-size: cover;
    height: 100vh;
    margin: 0;
	display: flex;
    justify-content: center;
    align-items: center;
}

form {
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    max-width: 400px; /*表格最大宽度*/
    width: 100%; /*宽度自适应*/
    margin-top: 5px; /*顶部留白*/
    margin-bottom: 5px; /*底部留白*/
}

input[type="text"], input[type="number"] {
    width: calc(100% - 1px); /*边框的宽度*/
    margin: 5px 0;
	padding: 8px;
    box-sizing: border-box; /*元素大小*/
    border: 1px solid #ccc;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

input[type="submit"], button {
    margin-top: 10px;
    padding: 10px 20px;
    font-size: 16px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    color: black;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

input[type="submit"]:hover, button:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

.button-container {
	margin-top: 5px;
    display: flex;
    justify-content: space-between;
}
